From 50c6092355edf9e978a3c34cb816d4833bcf92fd Mon Sep 17 00:00:00 2001
From: José Fonseca <jrfonseca@tungstengraphics.com>
Date: Wed, 13 Aug 2008 12:41:19 +0100
Subject: python: Simplify st_winsys.

---
 src/gallium/state_trackers/python/st_device.c       |  8 +++-----
 .../state_trackers/python/st_hardpipe_winsys.c      | 18 +-----------------
 .../state_trackers/python/st_softpipe_winsys.c      | 21 +++++----------------
 src/gallium/state_trackers/python/st_winsys.h       |  6 ------
 4 files changed, 9 insertions(+), 44 deletions(-)

(limited to 'src')

diff --git a/src/gallium/state_trackers/python/st_device.c b/src/gallium/state_trackers/python/st_device.c
index fbd56712e0..c82261e4e7 100644
--- a/src/gallium/state_trackers/python/st_device.c
+++ b/src/gallium/state_trackers/python/st_device.c
@@ -41,7 +41,7 @@ static void
 st_device_really_destroy(struct st_device *st_dev) 
 {
    if(st_dev->screen)
-      st_dev->st_ws->screen_destroy(st_dev->screen);
+      st_dev->screen->destroy(st_dev->screen);
    
    FREE(st_dev);
 }
@@ -61,9 +61,7 @@ st_device_create_from_st_winsys(const struct st_winsys *st_ws)
    struct st_device *st_dev;
    
    if(!st_ws->screen_create ||
-      !st_ws->screen_destroy ||
-      !st_ws->context_create ||
-      !st_ws->context_destroy)
+      !st_ws->context_create)
       return NULL;
    
    st_dev = CALLOC_STRUCT(st_device);
@@ -106,7 +104,7 @@ st_context_destroy(struct st_context *st_ctx)
       }
       
       if(st_ctx->pipe)
-         st_ctx->st_dev->st_ws->context_destroy(st_ctx->pipe);
+         st_ctx->pipe->destroy(st_ctx->pipe);
       
       for(i = 0; i < PIPE_MAX_SAMPLERS; ++i)
          pipe_texture_reference(&st_ctx->sampler_textures[i], NULL);
diff --git a/src/gallium/state_trackers/python/st_hardpipe_winsys.c b/src/gallium/state_trackers/python/st_hardpipe_winsys.c
index 1e04998232..8b33c70fd7 100644
--- a/src/gallium/state_trackers/python/st_hardpipe_winsys.c
+++ b/src/gallium/state_trackers/python/st_hardpipe_winsys.c
@@ -42,13 +42,6 @@ extern void init_gallium(void);
 void (*force_init_gallium_linkage)(void) = &init_gallium;
 
 
-static void 
-st_hardpipe_screen_destroy(struct pipe_screen *screen)
-{
-   st_softpipe_winsys.screen_destroy(screen);
-}
-
-
 static struct pipe_screen *
 st_hardpipe_screen_create(void)
 {
@@ -56,13 +49,6 @@ st_hardpipe_screen_create(void)
 }
 
 
-static void
-st_hardpipe_context_destroy(struct pipe_context *pipe)
-{
-   st_softpipe_winsys.context_destroy(pipe);
-}
-
-
 static struct pipe_context *
 st_hardpipe_context_create(struct pipe_screen *screen)
 {
@@ -72,7 +58,5 @@ st_hardpipe_context_create(struct pipe_screen *screen)
 
 const struct st_winsys st_hardpipe_winsys = {
    &st_hardpipe_screen_create,
-   &st_hardpipe_screen_destroy,
-   &st_hardpipe_context_create,
-   &st_hardpipe_context_destroy
+   &st_hardpipe_context_create
 };
diff --git a/src/gallium/state_trackers/python/st_softpipe_winsys.c b/src/gallium/state_trackers/python/st_softpipe_winsys.c
index 1fda70ca00..6ea3c9a5cf 100644
--- a/src/gallium/state_trackers/python/st_softpipe_winsys.c
+++ b/src/gallium/state_trackers/python/st_softpipe_winsys.c
@@ -253,13 +253,9 @@ st_softpipe_fence_finish(struct pipe_winsys *winsys,
 }
 
 
-static void 
-st_softpipe_screen_destroy(struct pipe_screen *screen)
+static void
+st_softpipe_destroy(struct pipe_winsys *winsys)
 {
-   struct pipe_winsys *winsys = screen->winsys;
-
-   screen->destroy(screen);
-
    FREE(winsys);
 }
 
@@ -274,6 +270,8 @@ st_softpipe_screen_create(void)
    if(!winsys)
       return NULL;
 
+   winsys->destroy = st_softpipe_destroy;
+   
    winsys->buffer_create = st_softpipe_buffer_create;
    winsys->user_buffer_create = st_softpipe_user_buffer_create;
    winsys->buffer_map = st_softpipe_buffer_map;
@@ -293,19 +291,12 @@ st_softpipe_screen_create(void)
 
    screen = softpipe_create_screen(winsys);
    if(!screen)
-      FREE(winsys);
+      st_softpipe_destroy(winsys);
 
    return screen;
 }
 
 
-static void
-st_softpipe_context_destroy(struct pipe_context *pipe)
-{
-   pipe->destroy(pipe);
-}
-
-
 static struct pipe_context *
 st_softpipe_context_create(struct pipe_screen *screen)
 {
@@ -315,7 +306,5 @@ st_softpipe_context_create(struct pipe_screen *screen)
 
 const struct st_winsys st_softpipe_winsys = {
    &st_softpipe_screen_create,
-   &st_softpipe_screen_destroy,
    &st_softpipe_context_create,
-   &st_softpipe_context_destroy
 };
diff --git a/src/gallium/state_trackers/python/st_winsys.h b/src/gallium/state_trackers/python/st_winsys.h
index 43db8b6bff..b8cb612d86 100644
--- a/src/gallium/state_trackers/python/st_winsys.h
+++ b/src/gallium/state_trackers/python/st_winsys.h
@@ -39,14 +39,8 @@ struct st_winsys
    struct pipe_screen *
    (*screen_create)(void);
 
-   void
-   (*screen_destroy)(struct pipe_screen *screen);
-
    struct pipe_context *
    (*context_create)(struct pipe_screen *screen);
-
-   void
-   (*context_destroy)(struct pipe_context *pipe);
 };
 
 
-- 
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